Earnings Per Share - Computation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator:
Net loss	$ (3,969)	$ (31,233)
Less: net loss attributable to noncontrolling interests	(1,494)	(17,340)
Class A Common Stock
Numerator:
Net loss attributable to WM Technology, Inc. Class A Common Stock - basic and diluted	$ (2,475)	$ (13,893)
Denominator:
Weighted average of shares of Class A common stock outstanding - basic (in shares)	92,323,757	72,450,204
Weighted average of shares of Class A common stock outstanding - diluted (in shares)	92,323,757	72,450,204
Net loss per share of Class A common stock - basic (in dollars per share)	$ (0.03)	$ (0.19)
Net loss per share of Class A common stock - diluted (in dollars per share)	$ (0.03)	$ (0.19)